Professional Diploma in QA/QC Piping and Welding Inspection Excellence
The OSHAA 30-Hours Professional Diploma in QA/QC Piping and Welding Inspector is a professionally structured programme designed to provide participants with the essential knowledge and practical skills required to perform quality assurance and quality control functions effectively.
Awarded by OSHAA, this diploma is aligned with recognised international standards and current industry practices, making it highly relevant for professionals involved in inspection, fabrication, and quality management. The course delivers a balanced blend of theoretical understanding and practical insight into piping systems, welding processes, inspection methods, and quality documentation.
Participants will gain exposure to key areas such as welding procedures, fabrication techniques, defect identification, non-destructive testing (NDT) concepts, and compliance with applicable codes and standards. The learning units are carefully organised to build professional competence step by step, ensuring clarity and real-world applicability in both site-based and office-based roles.
On successful completion, learners are awarded a professional diploma by OSHAA, demonstrating technical proficiency and a strong commitment to quality standards. This qualification supports career development for those entering QA/QC roles or seeking to enhance their expertise within the piping and welding inspection field.
OSHAA 30-Hours Professional Diploma in QA/QC Piping and Welding Inspector
Study Units
Learning Outcomes
Introduction to QA/QC in Piping and Welding Inspection (2 Hours)
- Understand the fundamentals and significance of quality assurance and quality control in piping and welding
- Identify the key responsibilities and roles of QA/QC professionals in engineering projects
- Recognise the impact of effective QA/QC processes on safety, compliance, and project performance
Piping Materials, Components, and Fabrication Practices (3 Hours)
- Identify various types of piping materials and their properties
- Understand the function and selection of piping components in different systems
- Learn the standard fabrication processes used in industrial piping
Welding Technology and Procedure Qualification (4 Hours)
- Understand basic welding processes, equipment, and consumables
- Learn the criteria and steps for procedure qualification (WPS, PQR)
- Assess the relevance of welder performance qualification in quality control
International Standards and Codes: ASME, API, ISO (4 Hours)
- Gain familiarity with major international standards applicable to piping and welding
- Understand how these codes are applied in the inspection and QA/QC process
- Interpret specific code requirements and their impact on documentation and practice
Non-Destructive Testing (NDT): Methods and Field Applications (4 Hours)
- Identify and understand key NDT methods such as RT, UT, PT, MT, and VT
- Learn when and how to apply each testing method in the field
- Evaluate the strengths and limitations of NDT in defect detection
Visual Inspection of Welds and Common Welding Defects (3 Hours)
- Develop the ability to perform accurate visual inspections of welded joints
- Recognise common welding defects and understand their causes
- Understand acceptance criteria as per relevant codes and standards
Interpretation of Piping Isometrics and Engineering Drawings (5 Hours)
- Learn to read and interpret piping isometric drawings and layout plans
- Understand symbols, dimensions, and drawing conventions used in engineering documentation
- Apply drawing interpretation skills to support inspection and quality tasks
Inspection and Test Plans (ITPs) and Site Quality Procedures (3 Hours)
- Understand the structure and purpose of ITPs in project execution
- Learn how to develop and implement effective quality control checklists and procedures
- Identify hold points, witness points, and record-keeping practices in inspections
Quality Documentation: WPS, PQR, NDT Reports, and Logs (2 Hours)
- Understand the types of QA/QC documents used in piping and welding inspections
- Learn how to prepare, review, and maintain critical quality records
- Ensure documentation compliance with client specifications and regulatory standards
Here are the key benefits of the OSHAA 30-Hours Professional Diploma in QA/QC Piping and Welding Inspector:
- Enhances practical understanding of quality assurance and control processes specific to piping and welding inspection
- Equips participants with knowledge of international codes and standards such as ASME, API, and ISO, essential for global project compliance
- Develops the ability to read and interpret technical drawings, isometrics, and fabrication documents
- Strengthens understanding of welding technology, common defects, and appropriate inspection techniques
- Provides hands-on insight into non-destructive testing (NDT) methods used in real-world industrial applications
- Builds proficiency in creating and managing quality documentation, including WPS, PQR, ITPs, and inspection reports
- Improves decision-making and defect identification during fabrication, erection, and commissioning stages
- Offers career-oriented training for roles in construction, oil and gas, manufacturing, and engineering industries
- Supports professional growth and readiness for QA/QC positions with increased responsibility
- Aligns with UK-based professional training standards, enhancing credibility and recognition in the international job market
The OSHAA 30-Hours Professional Diploma in QA/QC Piping and Welding Inspector is designed for individuals seeking to develop or advance their expertise in quality assurance and quality control within the piping and welding inspection domain. This course is particularly beneficial for:
- Participants currently working in mechanical, piping, or welding environments who wish to formalise their QA/QC knowledge
- Participants aspiring to begin a career as QA/QC inspectors in construction, oil and gas, petrochemical, or power plant sectors
- Participants looking to gain a practical understanding of international standards and inspection procedures
- Participants seeking career progression into supervisory or technical quality assurance roles
- Participants aiming to enhance their qualifications to meet global industry requirements and project demands
